This is a high quality i17 pro max phone with a maximum virtual memory of 22GB+2TB. 100% Do not worry about the quality, we will test all the functions of the phone before delivery, to ensure that everything is normal before delivery. Premium Camera System: Capture stunning photos and videos thanks to our advanced dual-lens setup featuring a high-resolution sensor at 72+108 megapixels. Enjoy unparalleled detail, vibrant colors, and excellent night-time photography performance..syi